[INFO] cloning repository https://github.com/tolae/RustOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolae/RustOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c95e5eda19a41e9e64028b6a3d817f9b0b3a7424
[INFO] testing tolae/RustOS against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tolae/RustOS on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tolae/RustOS
[INFO] finished tweaking git repo https://github.com/tolae/RustOS
[INFO] tweaked toml for git repo https://github.com/tolae/RustOS written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tolae/RustOS already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a877026f0e285ea5e612eabbd965864fcdead37cde1afc6ec836c546ae18adfb
[INFO] running `Command { std: "docker" "start" "-a" "a877026f0e285ea5e612eabbd965864fcdead37cde1afc6ec836c546ae18adfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a877026f0e285ea5e612eabbd965864fcdead37cde1afc6ec836c546ae18adfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a877026f0e285ea5e612eabbd965864fcdead37cde1afc6ec836c546ae18adfb", kill_on_drop: false }`
[INFO] [stdout] a877026f0e285ea5e612eabbd965864fcdead37cde1afc6ec836c546ae18adfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 014c6d62cd9977c076a8e23e55890fd8318e1f87bd352f5b90f85256658ba6a4
[INFO] running `Command { std: "docker" "start" "-a" "014c6d62cd9977c076a8e23e55890fd8318e1f87bd352f5b90f85256658ba6a4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bootloader v0.8.3
[INFO] [stderr]    Compiling volatile v0.2.6
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling RustOS v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/vga_buffer.rs:110:21
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 0x20...0x7e | b'\n' => self.write_byte(byte),
[INFO] [stdout]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/vga_buffer.rs:13:61
[INFO] [stdout]    |
[INFO] [stdout] 13 |         ($crate::vga_buffer::_print(format_args!($($arg)*)));
[INFO] [stdout]    |                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |         println!("Hello, World{} Line {}", "!", i);
[INFO] [stdout]    |         ------------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `$crate::print` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[INFO] [stdout]   --> src/vga_buffer.rs:13:61
[INFO] [stdout]    |
[INFO] [stdout] 13 |         ($crate::vga_buffer::_print(format_args!($($arg)*)));
[INFO] [stdout]    |                                                             ^
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     println!("{}", _info);
[INFO] [stdout]    |     --------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning originates in the macro `$crate::print` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this can occur when a binary crate with `#![no_std]` is compiled for a target where `eh_personality` is defined in the standard library
[INFO] [stdout]   = help: you may be able to compile for a target that doesn't need `eh_personality`, specify a target with `--target` or in `.cargo/config`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     panic!("Panicked at thee end");
[INFO] [stdout]    |     ------------------------------ any code following this expression is unreachable
[INFO] [stdout] 14 |     loop {}
[INFO] [stdout]    |     ^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `RustOS` due to 2 previous errors; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "014c6d62cd9977c076a8e23e55890fd8318e1f87bd352f5b90f85256658ba6a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "014c6d62cd9977c076a8e23e55890fd8318e1f87bd352f5b90f85256658ba6a4", kill_on_drop: false }`
[INFO] [stdout] 014c6d62cd9977c076a8e23e55890fd8318e1f87bd352f5b90f85256658ba6a4